Finding the Fourth Proportional to 17,936.02, 24,751.83 and 9,978.58

Step by Step Solution

1. Step 1: Write the proportion equation
   17,936.02 : 24,751.83 = 9,978.58 : x
2. Step 2: Convert to fraction form
   17,936.02/24,751.83 = 9,978.58/x
3. Step 3: Cross multiply
   17,936.02x = 24,751.83 × 9,978.58
4. Step 4: Simplify right side
   17,936.02x = 246,988,115.80
5. Step 5: Solve for x
   x = 246,988,115.80/17,936.02
6. Step 6: Final answer
   x = 13,770.51